2016 head-to-head · Midsize Car

2016 Mazda 6 vs Nissan Sentra

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$1,453/ year to fuel
32 MPG
✓ Cheaper to run
$1,409/ year to fuel
33 MPG

On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.10/gal regular gas, the most efficient 2016 Mazda 6 (32 MPG) costs about $1,453 a year to fuel and the 2016 Nissan Sentra (33 MPG) about $1,409.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • Mazda 6
  • Nissan Sentra

Side by side

Mazda 6Nissan Sentra
$1,453 Your annual fuel cost $1,409
32 MPG Combined efficiency 33 MPG
28 MPG City 30 MPG
38 MPG Highway 38 MPG
100 cu ft Passenger volume 96 cu ft
15 cu ft Cargo volume 15 cu ft
280 g/mi Tailpipe CO₂ (g/mi) 268 g/mi
8/10 EPA fuel economy score 8/10
8/10 EPA greenhouse gas score 8/10
Gas Powertrain Gas
Regular gasoline Fuel Regular gasoline
2.5L 4-cyl Engine / motor 1.8L 4-cyl
6-speed automatic Transmission CVT
FWD Drivetrain FWD

✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.

Mazda 6 vs Nissan Sentra across model years

  • Mazda 6
  • Nissan Sentra

Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.

How they differ

Per EPA interior volume figures, the Mazda 6 has more passenger space (100 vs. 96 cu ft).

Among 67 2016 midsize cars, the Mazda 6 ranks 18th and the Nissan Sentra 17th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2016 Mazda 6 or the 2016 Nissan Sentra?

Measured by cost to drive, the Nissan Sentra. The Mazda 6 is rated 32 MPG combined and the Nissan Sentra 33 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2016 Mazda 6 vs. the Nissan Sentra per year?

At 15,000 miles a year with $3.10/gal regular gas, about $1,453 for the Mazda 6 and $1,409 for the Nissan Sentra.

Mazda 6 vs Nissan Sentra in other years

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